Sugar storage device



FIG. 1 is a perspective view of a sugar storage device;

FIG. 2 is a right elevation view thereof (with the left a mirror image thereof);

FIG. 3 is a front elevation view thereof (with the rear a mirror image thereof);

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

CLAIM The ornamental designs for a sugar storage device, as shown, and described. 